19449490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{821}}^1$

素因数の和:954

約数の個数: 32

約数和(自身を含む): 36930816

約数和(自身を除く): 17481326

約数列:

[1, 2, 5, 10, 23, 46, 103, 115, 206, 230, 515, 821, 1030, 1642, 2369, 4105, 4738, 8210, 11845, 18883, 23690, 37766, 84563, 94415, 169126, 188830, 422815, 845630, 1944949, 3889898, 9724745, 19449490]

約数ペア:

[(1, 19449490), (2, 9724745), (5, 3889898), (10, 1944949), (23, 845630), (46, 422815), (103, 188830), (115, 169126), (206, 94415), (230, 84563), (515, 37766), (821, 23690), (1030, 18883), (1642, 11845), (2369, 8210), (4105, 4738)]